baber/WOPTO huggingface dataset:
Patent JP-2022064424-A (JP)
Title: Ultrasonic speaker
Inventor: TANAKA AKIHIRO
IPC: H04R17/00
Filed: 2020-10-14
Abstract: To provide an ultrasonic speaker which is capable of increasing a vibration effective area compared with the size of a board and improves the properties of a parametric speaker.SOLUTION: An ultrasonic speaker 1 is composed of: a case 11 which is cylindrical, has an open top, and includes a plurality of protrusions 111 projecting inward on its inner side face; a disk-shaped piezo electric element 12 fixed to a bottom face inside the case 11; and a board 14. The board is placed on the top faces of the protrusions. As this makes the inner diameter of a case bottom face almost equal to that of a case top face, a gap made between adjacent ultrasonic speakers is almost eliminated and a vibration effective area is increased, thereby improving the properties of the parametric speaker.SELECTED DRAWING: Figure 5
Patent JP-2021176473-A (JP)
Title: Self-ligating orthodontic bracket assembly
Inventor: KIM DUG SU
IPC: A61C7/16
Filed: 2020-10-16
Abstract: To provide an orthodontic bracket assembly with which ligating is easily performed, in which an optimum amount of resin is sufficiently interposed in the uniform distribution between a base of a body block and a tooth surface, which can be firmly attached to the tooth and can be detached from the tooth surface without the damage on the tooth surface.SOLUTION: A bottom surface of a base of a bracket assembly includes: an edge; a middle recess formed in the middle inside the edge; an outer recess formed outside in the edge and forming a double step structure with the middle recess; and a plurality of joining protrusions protruding from the floor of the middle recess or the outer recess. The joining protrusions include: at least one cross joining protrusion where four straight lines meet at 90 degrees; at least one T-shaped joining protrusion where three straight lines meet at 90 degrees; and at least one L-shaped joining protrusion where two straight lines meet at approximately 90 degrees. The recess depth of the middle recess is larger than the recess depth of the outer recess such that the middle resin is compressed less than the outer resin in the resin between the surface of a tooth and the bottom surface of the base.SELECTED DRAWING: Figure 2
Patent JP-2022066939-A (JP)
Title: Color separation/composition unit and projection display device having the same
Inventor: NATSUME NORIYUKI
IPC: G03B21/00
Filed: 2020-10-19
Abstract: To provide a color separation/composition unit that can reduce deviation occurring due to a force applied from the outside, and a projection display device having the same.SOLUTION: A color separation/composition unit has: color separation/composition means 242 that separates illumination light into first light and second light according to the wavelength; a first light modulation element on which the first light is incident; a second light modulation element on which the second light is incident; a first holding member 500 that holds the color separation/composition means and fixes the first light modulation element; a second holding member 700 that holds the color separation/composition means and fixes the second light modulation element; first cooling means 300 that cools the first light modulation element; and second cooling means 400 that cools the second light modulation element. The first light includes, of rays of light in three wavelength bands corresponding to the three primary colors, light with the largest light energy. The cooling ability of the first cooling means is higher than the cooling ability of the second cooling means. The first light modulation element and the second light modulation element are fixed by the first holding member and the second holding member by different methods.SELECTED DRAWING: Figure 4
Patent JP-2022068913-A (JP)
Title: METHOD FOR PRODUCING Mg-CONTAINING PARTICLES
Inventor: TOYODA NORIAKI
IPC: C01G23/02
Filed: 2020-10-23
Abstract: To provide a method for producing Mg-containing particles having a narrow particle size distribution and a good particle shape while reducing the content of fine and coarse powder particles such as fine powder particles and coarse powder particles and improving the yield of a product.SOLUTION: A method for producing Mg-containing particles 24 by performing a classification process using a centrifugal air flow classifier comprising a casing 12, a rotating body 13 rotating in the casing, a classification chamber 31 positioned on the outer edge side of the rotating body, and a flow path 17 formed by the inner surface of the casing and a top surface 16 of the rotating body and connecting the upstream end and the classification chamber. The method for producing the Mg-containing particles comprises a step of reducing an average flow velocity of the unclassified Mg-containing particles on a downstream side of the upstream end in the flow path to be smaller than an average flow velocity of the unclassified Mg-containing particles at an upstream end in the flow path and supplying the unclassified Mg-containing particles to the classification chamber, and a step of classifying the unclassified Mg-containing particles in the classification chamber to obtain the Mg-containing particles.SELECTED DRAWING: Figure 1
Patent JP-2022069816-A (JP)
Title: Power converter
Inventor: NISHIMURA YOSHIHIRO
IPC: H02M7/48
Filed: 2020-10-26
Abstract: To provide a power converter which allows OFF holding in synchronization with stop of power supply to a drive circuit by an insulation type power supply.SOLUTION: An OFF holding circuit 22 comprises a second switching element 22b which connects a gate of a switching element 20a with reference potential when no voltage is applied, and blocks connection between the gate and the reference potential when negative voltage is applied. In an insulation type power supply 30, an intermediate point 35 between a first secondary side coil 33 and a second secondary side coil 34 connected in series with each other is connected with the reference potential, output of the first secondary side coil 33 which outputs positive voltage is connected with a drive circuit 23, and output of the second secondary side coil 34 which outputs the negative voltage is connected with the OFF holding circuit 22.SELECTED DRAWING: Figure 2
Patent JP-2022070051-A (JP)
Title: Heat exchanger and refrigerator
Inventor: ICHIBA Motoyasu
IPC: F28D20/02
Filed: 2020-10-26
Abstract: To provide a heat exchanger capable of efficiently cooling a cold storage material by refrigerant to save energy by the cooled refrigerant.SOLUTION: The heat exchanger includes: refrigerant conduction members 40 which comprise flat tubes 41 formed apart from each other; cold storage material containers 52 which are arranged between gaps of the adjacent flat tubes 41 of the refrigerant conduction members 40 and in which cold storage materials 51 are enclosed; air flow passages 50 which are formed between other flat tubes 41 to flow air; and fins 54 which are provided in the air flow passages 50. The cold storage material containers 52 are formed from a flexible metal material, and the cold storage material containers 52 are pressed into gaps of the respective flat tubes 41, and tightly adhered and fixed to the respective flat tubes 41.SELECTED DRAWING: Figure 3
Patent JP-2022070781-A (JP)
Title: Vehicle seat and frame of vehicle seat
Inventor: TSUKADA MASAKI
IPC: B60N2/68
Filed: 2020-10-27
Abstract: To provide a vehicle seat which can be surely positioned and easily connected when a frame on a seat back side and a frame on a seat cushion side are assembled.SOLUTION: In a vehicle seat having a seat cushion, a seat back and a headrest, the seat cushion has a seat cushion side frame, the seatback has a seatback side frame, the vehicle seat has such a configuration that the seat cushion side frame and the seatback side frame are fixed to each other through a connection plate 39 mounted on the seatback side frame, the seat cushion side frame and the connection plate are fit to a hole part 391 having a projection formed on either one of the seat cushion side frame and the connection plate formed on the other of the seat cushion side frame and the connection plate, and the end of the seat cushion side frame is joined to a step part 393 formed on the connection plate in a contact state.SELECTED DRAWING: Figure 6
Patent JP-2022071360-A (JP)
Title: Acoustic device
Inventor: YE CAIXIAN
IPC: H04R1/40
Filed: 2020-10-28
Abstract: To provide an acoustic device with improved sound quality.SOLUTION: An acoustic device includes a plurality of vibrating elements 10a, 10b, and 10c that vibrate in response to a common audio signal, and a vibrating member 20 in which the plurality of vibrating elements are connected to the same main surface. The plurality of vibrating elements include a first vibrating element 10a and a second vibrating element 10b, and the first vibrating element and the second vibrating element transmit vibrations having different phases to the vibrating member.SELECTED DRAWING: Figure 8
Patent JP-2021015639-A (JP)
Title: Commodity selling data processing device
Inventor: MIYAGAWA DAICHI
IPC: G06Q20/06
Filed: 2020-11-05
Abstract: To shorten a work time of a shopper and prevent a shopper from forgetting to take out a small change, when payment is performed by cash, by an operation of a shopper.SOLUTION: A commodity selling data processing device for payment of a bill of a sold commodity comprises cash payment means and charge means, according to an embodiment. The cash payment means performs payment of a bill of a sold commodity by cash which is paid by a shopper. The charge means charges a monetary value corresponding to a small change to an electronic cash, when the small change is generated in payment using the cash.SELECTED DRAWING: Figure 1
Patent JP-2022075121-A (JP)
Title: Prepaid system, prepaid server and gas meter
Inventor: TOMOTA KENGO
IPC: G16Y10/35
Filed: 2020-11-06
Abstract: To provide a prepaid system, a prepaid server and a gas meter in which a prepaid money amount is managed at a monitoring center side to improve convenience of a gas user.SOLUTION: A prepaid system 1 comprises: a gas meter 10; a monitoring center server; and a prepaid server. The prepaid server calculates a gas consumption amount used for a first time period on the basis of a meter reading value of the gas meter, and updates a prepaid money amount. When it is determined that a gas amount being usable using the updated prepaid money amount is lower than a setting value, the prepaid server transmits a warning determination value to the gas meter. When the warning determination value is received, the gas meter measures the gas consumption amount for a second time period being shorter than the first time period, and transmits a warning signal to the prepaid server when an integrated value of the gas consumption amount exceeds each warning determination value. The prepaid server transmits a residual amount alarm to a terminal device of a gas user who uses the gas meter.SELECTED DRAWING: Figure 1
Patent JP-2021077639-A (JP)
Title: Light-emitting apparatus, electronic equipment, and illumination device
Inventor: YAMAZAKI SHUNPEI
IPC: H05B33/12
Filed: 2020-11-06
Abstract: To provide a light-emitting apparatus with low consumption power.SOLUTION: A light-emitting apparatus includes a first light-emitting device and a first color conversion layer. The first light-emitting device includes an anode, a cathode, and an EL layer existing between the anode and the cathode. The EL layer includes a layer containing a material whose refractive index to the light with a wavelength of 467 nm is 1.75 or less. The first color conversion layer includes a first substance absorbing light and emitting light. The light emitted from the first light-emitting device is delivered to the first color conversion layer.SELECTED DRAWING: Figure 1
Patent JP-2022075304-A (JP)
Title: Information processing device and report creation support method
Inventor: SUZUKI KAZUHIRO
IPC: G06F3/01
Filed: 2020-11-06
Abstract: To provide a technique for supporting the creation of a report on a chat.SOLUTION: A first recording unit 152 records chat data, which is speech data, in association with time information. A second recording unit 154 records metadata including information indicating a person who has made an utterance, in association with time information. An input image generating unit 124 generates an input image for a user to create a report. A report creating unit 170 accepts information input by the user and creates a report on a chat.SELECTED DRAWING: Figure 3
Patent JP-2022076384-A (JP)
Title: Image forming apparatus, control method, and program
Inventor: CHIBA SHIROHISA
IPC: B41J29/42
Filed: 2020-11-09
Abstract: To provide an image forming apparatus that displays history information related to set values to a user to allow the user to easily grasp the details of the setting related to execution of a job, and can improve convenience related to the execution of the job.SOLUTION: An image forming apparatus executes a job on the basis of a set value and can store the history of the job, and comprises: a storage unit that stores the set value of the executed job as setting history information; a display that displays the setting history information stored in the storage unit; and a control unit that executes a job based on the setting history information displayed on the display.SELECTED DRAWING: Figure 2
Patent JP-2021013776-A (JP)
Title: Game machine
Inventor: OGURA TOSHIO
IPC: A63F7/02
Filed: 2020-11-10
Abstract: To prevent an excessive gambling property and make it difficult for a player to feel sluggishness due to longer period at the termination of the advantageous state.SOLUTION: As an advantageous state, a state can be controlled to be at least one of a first advantageous state and a second advantageous state that is more disadvantageous to a player than the first advantageous state, a longer period is selected as a termination time performance period at the termination of the advantageous state at higher rate in the first advantageous state than the second advantageous state, a termination performance can be executed during the termination time performance period, in a selection period being a part of the termination time performance period in which the player can select the performance content after the termination of the termination time performance period, selection of the performance content is received from the player from among a plurality of types of performance contents, and the selection period of the termination time performance period of the first advantageous state is longer than the selection period of the termination time performance period of the second advantageous state.SELECTED DRAWING: Figure 8-25
Patent JP-2022078816-A (JP)
Title: On-vehicle information processing device
Inventor: TERAUCHI AKIRA
IPC: H05K9/00
Filed: 2020-11-13
Abstract: To provide an on-vehicle information processing device capable of improving manufacturing efficiency.SOLUTION: An on-vehicle information processing device includes: a sub board (second electronic circuit board) 14 having a multimedia interface connector (MIF-CN) 91 for output; or a sub board (first electronic circuit board) having a multimedia interface connector (MIF-CN) for input. The outer shape of the first electronic circuit board and the outer shape of the second electronic circuit board are the same. In addition, the position of the multimedia interface connector (MIF-CN) for input on the first electronic circuit board and the position of the multimedia interface connector (MIF-CN) 91 for output on the second electronic circuit board are the same.SELECTED DRAWING: Figure 4
Patent JP-2022085631-A (JP)
Title: Oil and fat composition for topping water-in-oil emulsion composition
Inventor: MIYAO SACHIKO
IPC: A23D7/00
Filed: 2020-11-27
Abstract: To provide a topping water-in-oil emulsion composition that has good manufacturability, resists being lost in shape during cutting, has proper hardness, and resists being broken during cutting.SOLUTION: An oil and fat composition for a topping water-in-oil emulsion composition contains transesterified oil and fat of 55 mass%-100 mass%.SELECTED DRAWING: None
Patent JP-2022087556-A (JP)
Title: Load pressing sheet
Inventor: YOKOI SHIRO
IPC: B65D19/38
Filed: 2020-12-01
Abstract: To provide a load pressing sheet which can be easily installed and can suppress collapsing of a load on a pallet.SOLUTION: A load pressing sheet 1 for pressing the upper surface and both end surfaces of a load on a pallet comprises: a sheet body 10 that can be elongated/contracted in an X-axis direction; and end connectors 20 respectively attached to both end parts 11 of the sheet body 10 and can be connected to connected parts of the pallet. The end connectors 20 are configured so as to be able to adjust gaps between the ends 11 of the sheet body 10 and the connected parts of the pallet in a state where the end connectors are connected to the pallet.SELECTED DRAWING: Figure 2
Patent JP-2022087893-A (JP)
Title: Installation location acquisition method, communication system, and communication equipment
Inventor: UEDA TAKESHI
IPC: H04N21/647
Filed: 2020-12-02
Abstract: To acquire location of communal listening device automatically, in a hierarchy structured communal listening system.SOLUTION: Upon a gateway 12 transmits a communication signal of a search command, amplifiers 20 to 28 sequentially relay a first communication signal with attenuating the signal by a first attenuation amount within a communal listening system 1 by multi-hop communication. When the gateway receives a reply responding to the search command, connection to the communal system 1 of responded amplifiers are known and reception level data of the first communication signal from those amplifiers are acquired. Locations of the connected amplifiers in a hierarchy structure is determined based on the acquired reception level data.SELECTED DRAWING: Figure 1
Patent JP-2022088138-A (JP)
Title: Cooking apparatus
Inventor: ARAKI KATSUNORI
IPC: F24C7/06
Filed: 2020-12-02
Abstract: To provide a cooking apparatus which can perform cooking adapted to each kind of food without complicating the work of a user.SOLUTION: A cooking apparatus 1 comprises a heater 2, a food information acquisition unit for acquiring the food information of a plurality of kinds of food, a food region recognition unit 52 for recognizing a food region being a region in which food is arranged, a cooking condition setting unit 53 for setting a cooking condition for each kind of food, and a heating control unit 55 for controlling the heater 2. The heating control unit 55 controls the heater 2 so that each of the food regions is heated to individual cooking temperatures according to at least either of information from the food region recognition unit 52 and information from the cooking condition setting unit 53.SELECTED DRAWING: Figure 14
Patent JP-2021092012-A (JP)
Title: Plant for producing non-woven fabric
Inventor: Graziano Ramina
IPC: D01D5/08
Filed: 2020-12-04
Abstract: To provide a plant for producing a non-woven fabric formed of plastic material.SOLUTION: A plant for producing a non-woven fabric has a cooling chamber in which a first cooling section and a second cooling section through which filaments of the non-woven fabric traverse are provided. In addition, inside the cooling chamber, the plant has a supply duct, which is connected with the cooling chamber so as to have fluid relation in order to convey a cooling gas by action of a fan. A first valve and a second valve, which are configured to determine a corresponding flow rate of a cooling gas introduced into the first cooling section and the second cooling section, respectively, are provided in the plant. A pressure sensor is used to determine the pressure of the cooling chamber by controlling the fan to feedback.SELECTED DRAWING: None
Patent JP-2022091489-A (JP)
Title: Steel floor slab and manufacturing method of steel floor slab unit
Inventor: O KEIUN
IPC: E01D19/12
Filed: 2020-12-09
Abstract: To provide a steel floor slab having a structure having good processability by using complete penetration welding, and a manufacturing method of the steel floor slab.SOLUTION: A steel floor slab constituting a floor surface of a bridge includes: square steel pipes 31 which are metal cylinders having a hollow structure and an approximately rectangular cross section, which are prepared in plurality and are arranged almost parallel to each other; and connecting plates 32 made of plate materials and arranged so as to connect the square steel pipes 31 to each other. End parts of the connecting plates 32 are joined to side surfaces of the square steel pipes 31 by complete penetration welding, and one side of the square steel pipe 31 and one surface of the connecting plate 32 form an upper surface to receive asphalt pavement 15 which is a pavement material.SELECTED DRAWING: Figure 2
Patent JP-2021058192-A (JP)
Title: Stem cell aggregate suspension composition and differentiation method therefor
Inventor: CHAD GREEN
IPC: C12N5/0735
Filed: 2020-12-10
Abstract: To provide a method for producing a cell aggregate derived from primate pluripotent cells suspended in a physiologically acceptable medium.SOLUTION: A method for producing cells for transplantation comprises: a step of seeding an hES single cell suspension in a bioreactor; a step of forming an hES cell aggregate by agitating the hES single cell suspension; and a step of forming a bioreactor that contains an hES-derived cell aggregate differentiated in suspension because of contact of the hES cell aggregate with a differentiation agent.SELECTED DRAWING: None
Patent JP-2022093029-A (JP)
Title: Transport device
Inventor: SUMIDA AKIO
IPC: B65D6/24
Filed: 2020-12-11
Abstract: To provide a transport device having higher strength than before.SOLUTION: In a transport device 10A of the present disclosure, engagement protrusions 60A and 60B are hung down not only from a first side wall 31 that stands on a first outer edge portion and having a lateral width substantially the same as a total length of the first outer edge portion of a base member 11 of side wall members 30 assembled to the base member 11, but also from a second side wall 32 that is bent at a right angle from the first side wall 31 and stands only on a part of a second outer edge portion of the base member 11, and the engaging protrusions 60A and 60B are engaged with engaging recesses 50A and 50B of the base member 11.SELECTED DRAWING: Figure 1
Patent JP-2022083946-A (JP)
Title: Frame device for degassing in injection molding
Inventor: SAKURAI HISAJIRO
IPC: B29C33/10
Filed: 2020-11-25
Abstract: To provide a device and a method for venting gas inside a mold in injection molding using a cutout groove s, an exhaust groove g, and an exhaust port e, which are the basis of this invention, which are embodiments of an original technical concept and are widely used in industry, under the condition that there are problems requiring a high level of know-how in their design, and now there is also demand for further improvement of venting effectiveness.SOLUTION: In order to provide a device that can be easily incorporated into a mold design by anyone with expertise and that allows more efficient gas venting than before, a frame device 10 with multiple pairs of V-shaped notched grooves s, which is a combination of two triangles of about 3 mm on each side perpendicular to an axis of a sprue, on a wall of an exhaust front chamber 2 around the sprue, and an exhaust groove g of about 2/100 mm, one end of which opens into the notched groove s and the other end of which opens into an exhaust port e, is buried at an end of the sprue a in front of a runner.SELECTED DRAWING: Figure 5